package be.sc.classicnetwork.model;

import java.util.HashSet;
import java.util.Set;

import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.ManyToMany;

import org.apache.commons.lang.builder.EqualsBuilder;

/**
 * Role.
 */
@Entity
public class Role extends AbstractEntity {

	public static final Role ANONYMOUS = new Role("ROLE_ANONYMOUS");

	public static final Role SUB_ADMIN = new Role("ROLE_SUB_ADMIN");

	public static final Role ADMIN = new Role("ROLE_ADMIN");

	public static final Role SUPER_ADMIN = new Role("ROLE_SUPER_ADMIN");

	private static final long serialVersionUID = -7614990373991732186L;

	private String rolename;

	private String description;

	@ManyToMany(cascade = { CascadeType.ALL }, mappedBy = "roles")
	private Set<User> users;

	/**
	 * Creates a default Role.
	 */
	public Role() {
	}

	/**
	 * Creates a Role witht the specified rolename.
	 * 
	 * @param rolename
	 */
	public Role(String rolename) {
		this.rolename = rolename;
	}

	/**
	 * @return true if both rolename attribute are equals
	 */
	@Override
	public boolean equals(Object anObject) {
		if (anObject instanceof Role == false) {
			return false;
		}
		if (this == anObject) {
			return true;
		}
		Role role = (Role) anObject;
		return new EqualsBuilder().append(rolename, role.getRolename())
				.isEquals();
	}

	/**
	 * Adds the specified User to this Role.
	 * 
	 * @param user
	 */
	public void addUser(User user) {
		if (users == null) {
			users = new HashSet<User>();
		}
		users.add(user);
	}

	public String getRolename() {
		return rolename;
	}

	public void setRolename(String rolename) {
		this.rolename = rolename;
	}

	public String getDescription() {
		return description;
	}

	public void setDescription(String description) {
		this.description = description;
	}

	public Set<User> getUsers() {
		return users;
	}

	public void setUsers(Set<User> users) {
		this.users = users;
	}

}
